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does it right?

Posted by sxtpy at 2006-11-19 10:48:24 on Problem 3099
5
1 0 0 0
2 1 1 0
3 3 2 0
4 2 1 0
5 3 0 0
in this case,
ID 2 need total 5 warps to reach the RGGG from any planet in the RGPN
ID 4 need total 6 warps to reach the RGGG from any planet in the RGPN

why output 2,4.
why not output 2.

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